At present,our country is in an important transition period of the socialist era ,construction and development of rail transportation has become very important in the manufacturing industry of our country .Procurement of traceability for the development of the industry have a decisive impact .Therefore,this paper to track traffic as background ,there are achievements at home and abroad , research on rail transportation manufacturing industry inventory procurement management mechanism , characteristics ,the inventory of the traceability system is analyzed , and the rail manufacturing traceability implementation and implementation to make my humble opinion ,hope through the analysis in this paper ,the rail traffic in our country manufacturing industry can make a modest contribution traceability development .%目前，我国正处于社会主义时代的重要转型期，轨道交通的建设及发展成为了我国制造业中十分重要的行业。存货采购的可追溯性对于该产业的发展有着决定性的影响。因此，文中以轨道交通制造为前提背景，在国内外有成果的基础上，对轨道交通制造业存货采购管理机制进行研究，对其存货的特点、可追溯性系统进行了分析，并对轨道交通制造业可追溯性的实施与实现做出分析，希望能通过文中的分析，对我国轨道交通制造业可追溯性的发展做出绵薄贡献。
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